A man covered with thermal blanket walks along railway tracks beside an improvised refugee camp on the border line between Macedonia and Serbia near the northern Macedonian village of Tabanovce, Thursday, March 10, 2016. Around 1.500 migrants and refugees are stranded at Tabanovce transit center for refugees in northern Macedonia. (Photo by Boris Grdanoski/AP Photo)

A police officer gives instructions to migrants rushing to board a train that would take them towards Serbia, at the railway station in the southern Macedonian town of Gevgelija, Wednesday, August 20, 2015. Macedonian police stepped up the security at the border with Greece apparently trying to stem recent surge of migrants who are coming from Greece. (Photo by Darko Vojinovic/AP Photo)

A girl looks out from the window of a “La Sabana” tourist train in La Caro March 1, 2015. The “La Sabana” tourist train that runs through the capital was founded by Eduardo Rodriguez, a railway engineer. Rodriguez has worked on Colombia's railway system his whole life and now, with an air of nostalgia, transports thousands of tourists in renovated steam locomotives that he fixes in Bogota's Central Station which dates back to 1913. (Photo by Jose Miguel Gomez/Reuters)

A health official checks the body temperature of a burqa-clad woman passenger amid concerns over the spread of the COVID-19 novel coronavirus at the Lahore Railway station in Lahore on March 19, 2020. (Photo by Arif Ali/AFP Photo)

A woman wearing a face mask to help curb the spread of the coronavirus gets fever checked before going into the Pyongyang Railway Station in Pyongyang, North Korea, Thursday, August 13, 2020. (Photo by Jon Chol Jin/AP Photo)

A schoolgirl stands next to the Kenya-Uganda railway line during the partial reopening of schools, after the government scrapped plans to cancel the academic year due to the coronavirus disease (COVID-19) pandemic, in Kibera slums of Nairobi, Kenya on October 12, 2020. (Photo by Thomas Mukoya/Reuters)

A woman carries her cat as she walks near Kyiv-Pasazhyrskyi railway station in Kyiv in the morning of February 24, 2022. Air raid sirens rang out in downtown Kyiv today as cities across Ukraine were hit with what Ukrainian officials said were Russian missile strikes and artillery. (Photo by Daniel Leal/AFP Photo)

The expertly colourised shots were brought to life by French bank technician, Frédéric Duriez (51). The images were provided by the Valois collection which belongs to the BDIC. “By colourising these photos, I reduce the time that separates us today from this conflict”, said Frédéric. Here: Car cannon sections in firing position, Auxi-le-Château. (Photo by Frédéric Duriez/BDIC/Mediadrumworld.com)